Sunspot data for 10 July 2024 of period 2024Q3: (PREV DAY - NEXT DAY)
| Sun240710_1133UTC_sketch.jpg | Sun240710_1135UTC.jpg |
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 |  Click here for the sharpened image. |
Today started out grey with heavy showers, but around midday we had a small clearance. Transparency in it was excellent, but the scintillation monitor reported mediocre seeing on average. I made the following observation:
Observation date/time: 10 July 2024 11:33 UTC Telescope: GTT60 (Galileo Type Telescope) Focal length: 1490mm (plano convex singlet) Aperture: 60mm Stop: 30mm Eyepiece: -75mm (plano concave singlet, 24mm aperture) Observation type: projection (350mm distance, 80mm diameter) Reference: Earth's rotation axis Exposure (transparency): 0.380ms (using 82nm bandwidth green filter) Seeing (SSSMon): 3.5-4.0" (2.5" at best) =================================================================== Total number of sunspots: 36 | |
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